Home | History | Annotate | Download | only in html 
      1 /*
      2  * Copyright (C) 2011 Google Inc. All rights reserved.
      3  * Copyright (C) 2012 Motorola Mobility Inc.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *
      9  * 1.  Redistributions of source code must retain the above copyright
     10  *     notice, this list of conditions and the following disclaimer.
     11  * 2.  Redistributions in binary form must reproduce the above copyright
     12  *     notice, this list of conditions and the following disclaimer in the
     13  *     documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     22  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 #include "config.h"
     28 
     29 #include "core/html/DOMURL.h"
     30 
     31 #include "core/dom/ScriptExecutionContext.h"
     32 #include "core/fileapi/Blob.h"
     33 #include "core/fileapi/BlobURL.h"
     34 #include "core/html/PublicURLManager.h"
     35 #include "core/loader/cache/MemoryCache.h"
     36 #include "weborigin/KURL.h"
     37 #include "wtf/MainThread.h"
     38 
     39 namespace WebCore {
     40 
     41 String DOMURL::createObjectURL(ScriptExecutionContext* scriptExecutionContext, Blob* blob)
     42 {
     43     if (!scriptExecutionContext || !blob)
     44         return String();
     45     return createPublicURL(scriptExecutionContext, blob);
     46 }
     47 
     48 String DOMURL::createPublicURL(ScriptExecutionContext* scriptExecutionContext, URLRegistrable* registrable)
     49 {
     50     KURL publicURL = BlobURL::createPublicURL(scriptExecutionContext->securityOrigin());
     51     if (publicURL.isEmpty())
     52         return String();
     53 
     54     scriptExecutionContext->publicURLManager().registerURL(scriptExecutionContext->securityOrigin(), publicURL, registrable);
     55 
     56     return publicURL.string();
     57 }
     58 
     59 void DOMURL::revokeObjectURL(ScriptExecutionContext* scriptExecutionContext, const String& urlString)
     60 {
     61     if (!scriptExecutionContext)
     62         return;
     63 
     64     KURL url(KURL(), urlString);
     65     MemoryCache::removeURLFromCache(scriptExecutionContext, url);
     66     scriptExecutionContext->publicURLManager().revoke(url);
     67 }
     68 
     69 } // namespace WebCore
     70